Bullet: 140 gr
TSX
(Barnes)
Diameter: 0.284"
Powder: Supreme 780 (Winchester)
Starting Powder: 63.3 gr
Max Powder: 70.3 gr
Primer: FED 215
Case: WIN
Trim Length: 2.090"
Cartridge Overall Length: 2.750"
Starting Velocity: 2,947
Starting Pressure:
Max Velocity: 3,246
Max Pressure:
Compressed
Barrel: 24" with 1:9.5" twist.
Source: https://www.barnesbullets.com/wp-content/uploads/2021/05/7mmWSM.pdf
Printed from Shooter's Reference on 12/21/2024: